It does not focus on the wrong thing. The relevant fact here is that the system failed in a very straightforward and important obstacle-detection-and-avoidance

It does not focus on the wrong thing. The relevant fact here is that the system failed in a very straightforward and important obstacle-detection-and-avoidance case, and this fact cannot be waved away by supposing that the driver would have survived if the truck had been better designed (and neither can it be waved away by blaming either diver.) The article also focuses on the irresponsible mixed messaging coming from Tesla.